# ChecChek vs PredictAlpha

The clearest difference is update cadence: ChecChek at every 3 weeks against PredictAlpha's every 2 months. ChecChek also leads on iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ChecChek ships an update every 3 weeks, PredictAlpha every 2 months. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | ChecChek | PredictAlpha |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/predictalpha/id6758376671/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 34 MB | 15 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [China Global Television Network Corp.](https://appshunter.io/developer/1568444017) | [Via Labs](https://appshunter.io/developer/1871743977) |

## What reviewers say

### ChecChek

[App page](https://appshunter.io/ios/app/checchek/id6450244722)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### PredictAlpha

[App page](https://appshunter.io/ios/app/predictalpha/id6758376671)

Gain an edge in prediction markets with this app. Analyze market data, track top traders, and receive smart alerts for trading opportunities. Visualize market relationships and manage your portfolio.

**Highlights:** Market discovery with Alpha Score, Signal digest for trending markets, Top trader leaderboard and profiles, Smart alerts for trading opportunities, Market constellation visualization, Portfolio tracking and PnL analysis

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ChecChek free?

ChecChek is free to download, with no in-app purchases.

### Is PredictAlpha free?

PredictAlpha is free to download, with no in-app purchases.

### Do ChecChek or PredictAlpha have ads?

Neither ChecChek nor PredictAlpha shows ads.

### Which is updated more often, ChecChek or PredictAlpha?

ChecChek ships an update every 3 weeks, and PredictAlpha every 2 months. Most recently, ChecChek was updated on September 25, 2026 and PredictAlpha on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*